/*
 * yksdijital.com — "Neon Derinlik" kimliği.
 * Uygulamayla aynı palet: petrol zemin, elektrik turkuaz, sıcak amber.
 */

:root {
  --bg: #03110f;
  --surface: #0b211e;
  --surface-2: #133029;
  --primary: #2dd4bf;
  --primary-deep: #14b8a6;
  --amber: #fbbf24;
  --coral: #fb7185;
  --lilac: #c084fc;
  --text: #ecfdf8;
  --text-2: #9dc4bc;
  --text-3: #5e837c;
  --border: rgba(255, 255, 255, 0.09);
  --border-primary: rgba(45, 212, 191, 0.35);
  --radius: 18px;
  --maxw: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  /* İçeriğin ALTINDA kalması garanti — bazı tarayıcılarda z-index:0
     sabit katman, konumsuz öğeleri örtebiliyor. */
  z-index: -1;
  background:
    radial-gradient(900px 560px at 8% -8%, rgba(45, 212, 191, 0.16), transparent 60%),
    radial-gradient(760px 480px at 96% 4%, rgba(251, 191, 36, 0.10), transparent 60%),
    radial-gradient(900px 620px at 55% 110%, rgba(192, 132, 252, 0.09), transparent 60%);
}

h1, h2, h3, .grotesk {
  font-family: 'Space Grotesk', 'Manrope', sans-serif;
  letter-spacing: -0.5px;
}

a { color: var(--primary); text-decoration: none; }
/* height:auto ŞART: görsellerde width/height öznitelikleri var (tarayıcı
   yer ayırıp sayfa zıplamasın diye). height:auto olmazsa görsel max-width
   ile küçülürken yüksekliği özniteliktekinde kalır ve ezilir. */
img { max-width: 100%; height: auto; display: block; }

/* <picture> öntanımlı olarak satır içi; blok yapılmazsa telefon
   çerçevesinin içinde altta satır boşluğu bırakır. */
picture { display: block; }

.wrap {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Üst çubuk ── */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(3, 17, 15, 0.78);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 17px;
}

.brand img { width: 34px; height: 34px; border-radius: 9px; }

.nav-links {
  display: flex;
  gap: 22px;
  margin-left: auto;
  align-items: center;
}

.nav-links a {
  color: var(--text-2);
  font-size: 14px;
  font-weight: 600;
}

.nav-links a:hover { color: var(--text); }

.pill {
  display: inline-block;
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--primary);
  color: #03110f !important;
  font-weight: 800;
  font-size: 13.5px;
}

/* ── Hero ── */

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding: 84px 0 60px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(251, 191, 36, 0.10);
  border: 1px solid rgba(251, 191, 36, 0.35);
  padding: 6px 14px;
  border-radius: 999px;
}

.hero h1 {
  font-size: clamp(34px, 5.2vw, 56px);
  line-height: 1.08;
  margin: 20px 0 18px;
}

.hero h1 .gradyan {
  background: linear-gradient(90deg, var(--primary), var(--amber));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lead {
  color: var(--text-2);
  font-size: 17.5px;
  max-width: 520px;
  margin: 0 0 28px;
}

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 14px;
  font-weight: 800;
  font-size: 15.5px;
  font-family: 'Space Grotesk', sans-serif;
}

.btn.birincil {
  background: var(--primary);
  color: #03110f;
  box-shadow: 0 10px 34px rgba(45, 212, 191, 0.35);
}

.btn.ikincil {
  border: 1px solid var(--border-primary);
  color: var(--text);
  background: rgba(45, 212, 191, 0.07);
}

.cta-not { font-size: 12.5px; color: var(--text-3); margin-top: 12px; }

/* Telefon çerçevesi */

.telefon {
  position: relative;
  width: min(300px, 78vw);
  margin: 0 auto;
  border-radius: 44px;
  padding: 11px;
  background: linear-gradient(160deg, #1c3b34, #0a1f1b 60%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow:
    0 34px 90px rgba(0, 0, 0, 0.55),
    0 0 80px rgba(45, 212, 191, 0.15);
}

.telefon img { border-radius: 34px; }

.telefon.kucuk { width: min(240px, 70vw); }

.hero .telefon { transform: rotate(2.5deg); }

/* ── Sayı şeridi ── */

.sayilar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 26px 0 8px;
}

.sayi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 18px;
  text-align: center;
}

.sayi b {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(26px, 3vw, 34px);
  color: var(--primary);
  letter-spacing: -1px;
}

.sayi span { font-size: 13px; color: var(--text-2); font-weight: 600; }

/* ── Bölümler ── */

section { padding: 74px 0; }

.baslik-blok { text-align: center; max-width: 640px; margin: 0 auto 44px; }

.baslik-blok h2 { font-size: clamp(26px, 3.6vw, 38px); margin: 0 0 12px; }

.baslik-blok p { color: var(--text-2); margin: 0; }

/* Özellik kartları */

.ozellikler {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.ozellik {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: transform 0.15s, border-color 0.15s;
}

.ozellik:hover { transform: translateY(-3px); border-color: var(--border-primary); }

.ozellik .ikon {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  font-size: 19px;
  margin-bottom: 14px;
  background: rgba(45, 212, 191, 0.12);
}

.ozellik:nth-child(4n+2) .ikon { background: rgba(251, 191, 36, 0.12); }
.ozellik:nth-child(4n+3) .ikon { background: rgba(251, 113, 133, 0.12); }
.ozellik:nth-child(4n)   .ikon { background: rgba(192, 132, 252, 0.12); }

.ozellik h3 { font-size: 16.5px; margin: 0 0 7px; }

.ozellik p { font-size: 13.5px; color: var(--text-2); margin: 0; }

/* Ekranlar */

.ekranlar {
  display: flex;
  gap: 34px;
  justify-content: center;
  flex-wrap: wrap;
  align-items: flex-start;
}

.ekranlar figure { margin: 0; text-align: center; }

.ekranlar figcaption {
  margin-top: 14px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-2);
  font-family: 'Space Grotesk', sans-serif;
}

.ekranlar figure:nth-child(2) { transform: translateY(26px); }

/* Fiyatlar */

.fiyatlar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}

.fiyat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.fiyat.one-cikan {
  border-color: var(--border-primary);
  background: linear-gradient(180deg, rgba(45, 212, 191, 0.10), var(--surface) 55%);
}

.rozet {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--amber);
  color: #03110f;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.8px;
  padding: 4px 13px;
  border-radius: 999px;
  white-space: nowrap;
}

.fiyat h3 { margin: 0 0 4px; font-size: 18px; }

.fiyat .aciklama { font-size: 13px; color: var(--text-3); min-height: 40px; }

.tutar {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -1.5px;
  margin: 14px 0 2px;
}

.tutar small { font-size: 15px; color: var(--text-3); font-weight: 600; letter-spacing: 0; }

.yillik-not { font-size: 13px; color: var(--primary); font-weight: 700; margin-bottom: 16px; }

.fiyat ul {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
  font-size: 13.5px;
  color: var(--text-2);
}

.fiyat li { padding: 5px 0 5px 24px; position: relative; }

.fiyat li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 800;
}

.ucretsiz-not {
  text-align: center;
  margin-top: 26px;
  font-size: 14px;
  color: var(--text-2);
}

/* SSS */

.sss { max-width: 760px; margin: 0 auto; }

.sss details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 10px;
  overflow: hidden;
}

.sss summary {
  cursor: pointer;
  padding: 17px 20px;
  font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15.5px;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sss summary::-webkit-details-marker { display: none; }

.sss summary::after {
  content: '+';
  color: var(--primary);
  font-size: 20px;
  font-weight: 400;
}

.sss details[open] summary::after { content: '–'; }

.sss .icerik {
  padding: 0 20px 18px;
  color: var(--text-2);
  font-size: 14.5px;
}

/* İndir */

.indir {
  text-align: center;
  background: linear-gradient(180deg, rgba(45, 212, 191, 0.10), rgba(251, 191, 36, 0.06));
  border: 1px solid var(--border-primary);
  border-radius: 28px;
  padding: 60px 30px;
}

.indir h2 { font-size: clamp(26px, 3.6vw, 38px); margin: 0 0 12px; }

.indir p { color: var(--text-2); max-width: 460px; margin: 0 auto 26px; }

.magazalar { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.magaza {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #0a1f1b;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 22px;
  color: var(--text);
  text-align: left;
  opacity: 0.85;
}

.magaza .buyuk { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 16px; }

.magaza .kucuk { font-size: 10.5px; color: var(--text-3); letter-spacing: 0.6px; text-transform: uppercase; }

.magaza span.simge { font-size: 26px; }

/* Alt bilgi */

footer {
  border-top: 1px solid var(--border);
  padding: 44px 0 60px;
  font-size: 13.5px;
  color: var(--text-3);
}

.footer-ust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 20px;
}

.footer-ust a { color: var(--text-2); font-weight: 600; }

.footer-ust a:hover { color: var(--primary); }

.uyari { max-width: 720px; line-height: 1.7; }

/* Yasal sayfalar */

.yasal {
  max-width: 780px;
  margin: 0 auto;
  padding: 60px 24px 90px;
  position: relative;
  z-index: 1;
}

.yasal h1 { font-size: 30px; }

.yasal h2 { font-size: 19px; margin-top: 34px; color: var(--primary); }

.yasal p, .yasal li { color: var(--text-2); font-size: 15px; }

.geri { display: inline-block; margin-bottom: 26px; font-weight: 700; }

/* ── Duyarlılık ── */

@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding-top: 56px; }
  .hero p.lead { margin-inline: auto; }
  .cta-row { justify-content: center; }
  .hero .telefon { transform: none; margin-top: 16px; }
  .sayilar { grid-template-columns: repeat(2, 1fr); }
  .ozellikler { grid-template-columns: repeat(2, 1fr); }
  .fiyatlar { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .ekranlar figure:nth-child(2) { transform: none; }
  .nav-links a:not(.pill) { display: none; }
}

@media (max-width: 560px) {
  .ozellikler { grid-template-columns: 1fr; }
  .sayilar { grid-template-columns: repeat(2, 1fr); }
}